91 Ls400 Wiring Diagram. 22re knock sensor plug. If you use a 91 97 dohc turbo or non turbo the stock wiring harness can be used to make the swap about as plug n play as you can get.
Click to loginfor more info visit the faq. Click to see our best video content. According to the 1992 ls400 electrical wiring diagram these are referred to plugs a b c and d.
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Unplug the foot light and test plug then remove the panel. Terminal 86 supplies power to the relays internal electromagnet. Auth key certificate unique auth key is. I have a 1997 ls400 base model with about 132000 miles on it.